Physics
2 breaks
Forces, light, time and the odd behaviour of the very small.
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Why a spinning ball curves in mid-air: the Magnus effect
Clip a football with the side of your boot and it bends around a wall with nothing touching it in the air. A spinning ball drags air around with its surface…
Why water drops last longer on a hotter pan: the Leidenfrost effect
Flick water onto a warm pan and it sizzles away in a second. Make the pan hotter, past about 193 °C, and something odd happens: the drop pulls into a bead…